Replace netstat from net-tools by ip from iproute2 (linux)

net/net_darwin.go

@@ -0,0 +1,20 @@
+package net
+
+import "regexp"
+
+var IPv4RouteParser = regexp.MustCompile("^([a-z]+)+\\s+(\\d+\\.+\\d+.\\d.+\\d)+\\s+([a-zA-z]+)+\\s+(\\d+)+\\s+(\\d+)+\\s+([a-zA-Z]+\\d+)$")
+var IPv4RouteTokens = 7
+var IPv4RouteCmd = "netstat"
+var IPv4RouteCmdOpts = []string{"-n", "-r"}
+
+func IPv4RouteIsGateway(ifname string, tokens []string, f func(gateway string) (*Endpoint, error)) (*Endpoint, error) {
+	ifname2 := tokens[6]
+	flags := tokens[3]
+
+	if ifname == ifname2 && flags == "UGSc" {
+		gateway := tokens[2]
+		return f(gateway)
+	}
+
+	return nil, nil
+}